error for make in dana

[nicolast0604]

/root/fpga-zynq/rocket-chip/dana/tools/scripts/fann-data-to-fixed /root/fpga-zynq/rocket-chip/dana/build/nets/xorSigmoidSymmetricThreeLayer-float.train /root/fpga-zynq/rocket-chip/dana/build/nets/xorSigmoidSymmetricThreeLayer-fixed.train grep decimal_point /root/fpga-zynq/rocket-chip/dana/build/nets/xorSigmoidSymmetricThreeLayer-fixed.net | sed 's/^.\+=//'
make: *** No rule to make target '/root/fpga-zynq/rocket-chip/dana/build/nets/census-house-fixed.train', needed by 'nets'. Stop.